4876420

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1553}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 10312344

約数和(自身を除く): 5435924

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1553, 1570, 3106, 3140, 6212, 7765, 15530, 31060, 243821, 487642, 975284, 1219105, 2438210, 4876420]

約数ペア:

[(1, 4876420), (2, 2438210), (4, 1219105), (5, 975284), (10, 487642), (20, 243821), (157, 31060), (314, 15530), (628, 7765), (785, 6212), (1553, 3140), (1570, 3106)]